1. In vitro transformation of normal cells to tumor cells by carcinogenic hydrocarbons;Berwald;J. Natl. Cancer Inst.,1965
2. In vitro cell transformation by X-irradiation;Borek;Nature,1966
3. Cell susceptibility to transformation by X-irradiation and fixation of the transformed state;Borek,1967
4. The number of cell generations required to fix the transformed state in X-ray induced transformation;Borek,1968
5. A difference in the architecture of the surface membrane of normal and virally transformed cells;Burger,1969